390 CALIFORNIA ACADKMY OF SCIENCES. 



EXPLANATION OF PLATE XIV. 



Fig. I. Venus (Chione) succincla Valenciennes. Upper San Pedro series, San Pedro. 



Exterior of right valve. Longitude 54 mm.; natural size. 149 



Fig. 2. Venus ( Chione) Jluctifraga SowEunv. Upper San Pedro series, San F^edro. Ex- 

 terior of right valve. Longitude 25 mm.; XI.7. '47 



Fig- 3- Veyius {Chione) neglecta Sower by. Upper San Pedro series, San Pedro. Lon- 

 gitude 30 mm.; X2.2. 148 



Fig. 4. Tapes stamineaQo'H'S.KV). Upper San Pedro series, San Pedro. Longitude 50 mm.; 



natural size. 150 



F'g- 5- Tapes lacineata Carpenter. Upper San Pedro series, Los Cerritos. Longitude 



10 mm.; x i.i. 150 



Fig. 6. Tapes ienerrima Carpenter. Upper San Pedro series, San Pedro. Longitude 



84 mm.; n.itural size. 151 



